https://alteeve.com/w/index.php?action=history&feed=atom&title=NA_Hardware_v1.0 2026-05-06T19:41:47Z Revision history for this page on the wiki MediaWiki 1.42.3 https://alteeve.com/w/index.php?title=NA_Hardware_v1.0&diff=779&oldid=prev 2010-02-06T21:18:37Z

<p>Created page with &#039;{{na_header}} This was the initial, &lt;span class=&quot;code&quot;&gt;v1.0&lt;/span&gt;, design for Node Assassin. This was really pretty crappy, but hey, it worked. = Details = This device will …&#039;</p> <p><b>Páàjì titun</b></p><div>{{na_header}}<br /> <br /> This was the initial, &lt;span class=&quot;code&quot;&gt;v1.0&lt;/span&gt;, design for Node Assassin.<br /> <br /> This was really pretty crappy, but hey, it worked.<br /> <br /> = Details =<br /> <br /> This device will be based on the [[Arduino]] [http://arduino.cc/en/Main/ArduinoBoardDuemilanove Duemilanove] using the [http://arduino.cc/en/Main/ArduinoEthernetShield Ethernet Shield] for communication.<br /> <br /> * The Arduino listens for commands on the network.<br /> ** Take &quot;True&quot; or &quot;False&quot; to a given port with a port mapping to a relay to open or close.<br /> * Arduino drives a [[ULN2003A]] which in turn drives up to seven relays.<br /> ** The relays are [http://www.helishun.com He Li Shun]&#039;s [[HLS-4078-DC5V]].<br /> *** I should look into opto-isolators instead...<br /> * The [[1N4148]] diode is used to protect the transistor array and arduino. <br /> <br /> = Design =<br /> <br /> [[Image:na_design_v1.0.1_01.jpg|800px|thumb|left|A poorly hand drawn, photoed imaged of the relay-version of the board. Note that Node 5&#039;s flyback diode and the 220 ohm resistors feeding the status LED side of the relays are not there...]]<br /> <br /> = Pics =<br /> <br /> [[Image:na_build_v1.0.1_01.jpg|800px|thumb|left|The relay-version of the board.]]<br /> <br /> [[Image:na_build_v1.0.1_02.jpg|800px|thumb|left|The relay-version of the board, with example output in the background.]]<br /> <br /> {{na_footer}}</div>

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